/Engine/Source/Runtime/Engine/Public/Animation/CachedAnimData.h
bool WasAnimNotifyStateActive ( [UAnimInstance](API\Runtime\Engine\Animation\UAnimInstance) & InAnimInstance, [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [UAnimNotifyState](API\Runtime\Engine\Animation\AnimNotifies\UAnimNotifyState) > AnimNotifyStateType ) const